Atrial Septal Defects

It’s often the tiniest hearts that need the most help from the start. That’s why Nemours pediatric heart experts specialize in early detection and repair of congenital heart defects. If your child’s been diagnosed with an atrial septal defect, or a hole in the wall between the right and left atria (atrial septum), we’re here to ease your concerns, answer your questions, and give your child the best possible chance for a healthy future.